What is to Be noted in the Case of the Three Roman Horatii and of the Three Alban Curatii

Tullus, King of Rome, and Metius, King of Alba, agreed that that people should be lord of those whose above mentioned three men should overcome [those of] the others. All the Alban Curatii were killed, [and] there remained only one of the Roman Horatii alive, and because of this Metius, King of the Albans, with his subjects, remained subject to the Romans. And when that Horatius returned as conqueror to Rome, meeting his sister who was married to one of the three dead Curatii, and who was weeping over the death of her husband, he killed her. Whence that Horatius, because of this crime, was placed on trial and after much deliberation was freed, more because of thy prayers of his father than because of his own merits. Here three things are to be noted. One, that one should never risk all his fortune............